Mains electric screwdriver gearbox 27 mm 3 screws Ø47~48 mm

Gearbox of the Zenit Profi ZSH-500 screwdriver, with a skirt under the rotary cover

Distance from the flange to the rotary cover 27 mm
Outer diameter of the flange 47 ~ 48 mm
Diameter of the skirt under the cover of the speed switch 54 mm